Offiong, N., Lema, E. L., Kang, S., Inam, E. I., Kang, S., & Kim, K. (2019). Risk evaluation of pharmaceutical residues in waste water from selected treatment plants in Gwangju, South Korea. Journal of Chemical Society of Nigeria, 44(3). Retrieved from http://journals.chemsociety.org.ng/index.php/jcsn/article/view/294